/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlet;

import java.io.IOException;
import java.io.InputStream;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.HashMap;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.annotation.Resource;
import javax.servlet.ServletException;
import javax.servlet.ServletOutputStream;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.sql.DataSource;
import net.sf.jasperreports.engine.JRException;
import net.sf.jasperreports.engine.JRResultSetDataSource;
import net.sf.jasperreports.engine.JasperRunManager;

/**
 *
 * @author Toshiba
 */
@WebServlet(name = "deliveryOrderServlet", urlPatterns={"/deliveryOrderServlet", "/deliveryOrderServlet?*"})
public class deliveryOrderServlet extends HttpServlet {
    @Resource(name = "jasperjdbc")
    private DataSource jasperjdbc;
    
    private Long selectedPrintDeliveryOrderID;

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException, SQLException, JRException {
          System.out.println("PROCESS REQUEST IN SERVLET");
        try {
            
            selectedPrintDeliveryOrderID = (Long)request.getSession(true).getAttribute("selectedPrintDeliveryOrderID");

            String doI = String.valueOf(selectedPrintDeliveryOrderID) ;
            System.out.print("deliveryOrderId: " + doI);
            String strSQL = "SELECT D.ID DID, SO.ID SOID, D.DUEDATE, D.SHIPPINGMETHOD,D.SHIPPINGRULE, "
                    + "D.TOTALPRICE, D.PAYMENTMETHOD, D.FREIGHTCOSTRULE, D.SHIPPINGCOMPANY, "
                    + "C.NAME, L.ITEMID, L.ITEMNAME, L.PRICE, L.QUANTITY, L.TOTALLINEPRICE, D.DOCUMENTNAME, "
                    + "D.DATEISSUED, D.CHECKBY, CT.LASTNAME, CT.FIRSTNAME, CT.CONTACTNUM, B.BILLINGCITY, B.BILLINGCODE, "
                    + "B.BILLINGSTATE, B.BILLINGSTREET, B.BILLINGCOUNTRY, S.SHIPPINGCITY, S.SHIPPINGCODE, S.SHIPPINGSTATE, "
                    + "S.SHIPPINGSTREET, S.SHIPPINGCOUNTRY FROM SALESORDERENTITY SO INNER JOIN SALESDOCUMENTENTITY SD ON SO.ID = SD.ID"
                    + " INNER JOIN CLIENTENTITY C ON C.ID = SD.CLIENT_ID"
                    + " INNER JOIN SALESDOCUMENTENTITY_LINEENTRYENTITY SL ON SD.ID = SL.SALESDOCUMENTENTITY_ID"
                    + " INNER JOIN LINEENTRYENTITY L ON SL.LINEENTRYLIST_ID = L.ID"
                    + " INNER JOIN CONTACTENTITY CT ON CT.ID = SD.CONTACT_ID"
                    + " INNER JOIN CUSTOMERENTITY_BILLINGADDRESSENTITY CB ON CB.CUSTOMERENTITY_ID = C.ID"
                    + " INNER JOIN BILLINGADDRESSENTITY B ON B.ID = CB.BILLINGADDRESS_ID"
                    + " INNER JOIN CUSTOMERENTITY_SHIPPINGADDRESSENTITY CS ON CS.CUSTOMERENTITY_ID = C.ID"
                    + " INNER JOIN SHIPPINGADDRESSENTITY S ON S.ID = CS.SHIPPINGADDRESS_ID"
                    + " INNER JOIN DELIVERYORDERENTITY D ON D.SALESORDER_ID = SO.ID"
                    + " WHERE D.ID = " + doI;
            System.out.print("strSQL: " + strSQL);
 
            ResultSet rsEvents = jasperjdbc.getConnection().prepareStatement(strSQL).executeQuery();
            JRResultSetDataSource jrResultSetDataSource = new JRResultSetDataSource(rsEvents);
            InputStream reportStream = (InputStream) getServletConfig().getServletContext().getResourceAsStream("/report/deliveryOrder.jasper");
            System.out.print("Servlet");

            response.setContentType("application/pdf");
            ServletOutputStream outputStream = response.getOutputStream();
            System.out.print("REACHED SERVLET");
            HashMap parameters = new HashMap();

            JasperRunManager.runReportToPdfStream(reportStream, outputStream, new HashMap(), jrResultSetDataSource);
            System.out.print("Servlet2");
            outputStream.flush();
            outputStream.close();
        } finally {            
        //    out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            processRequest(request, response);
        } catch (SQLException ex) {
            Logger.getLogger(deliveryOrderServlet.class.getName()).log(Level.SEVERE, null, ex);
        } catch (JRException ex) {
            Logger.getLogger(deliveryOrderServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        try {
            processRequest(request, response);
        } catch (SQLException ex) {
            Logger.getLogger(deliveryOrderServlet.class.getName()).log(Level.SEVERE, null, ex);
        } catch (JRException ex) {
            Logger.getLogger(deliveryOrderServlet.class.getName()).log(Level.SEVERE, null, ex);
        }
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
